Re: [patch] slab: always follow arch requested alignments

From: Pekka J Enberg
Date: Wed Jul 26 2006 - 07:30:49 EST

On Wed, 26 Jul 2006, Pekka Enberg wrote:
> > This is the bit I missed, sorry. I thought that the s390 hardware
> > mandates 8 byte alignment, but it really doesn't. So you're absolutely
> > right, you don't need to set ARCH_SLAB_MINALIGN and the alignment
> > calculation in slab is indeed broken for both, architecture and caller
> > mandated alignments.

On Wed, 26 Jul 2006, Christoph Lameter wrote:
> Well that is a bit far reaching. What is broken is that SLAB_RED_ZONE and
> SLAB_STORE_USER ignore any given alignment. If you want to fix that then
> you need to modify how both debugging methods work.

Not sure I understand what you mean. Isn't it enough that we disable
debugging if architecture or caller mandated alignment is greater than

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